Base | Representation |
---|---|
bin | 10111011101011011… |
… | …00111101001000011 |
3 | 1012111202110201202012 |
4 | 23232231213221003 |
5 | 201243241331401 |
6 | 5441435443135 |
7 | 624053431043 |
oct | 135655475103 |
9 | 35452421665 |
10 | 12594870851 |
11 | 5383526982 |
12 | 2535bb64ab |
13 | 1259485904 |
14 | 876a2b723 |
15 | 4daac88bb |
hex | 2eeb67a43 |
12594870851 has 2 divisors, whose sum is σ = 12594870852. Its totient is φ = 12594870850.
The previous prime is 12594870787. The next prime is 12594870859. The reversal of 12594870851 is 15807849521.
It is a strong prime.
It is an emirp because it is prime and its reverse (15807849521) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 12594870851 - 26 = 12594870787 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 12594870851.
It is not a weakly prime, because it can be changed into another prime (12594870859) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6297435425 + 6297435426.
It is an arithmetic number, because the mean of its divisors is an integer number (6297435426).
Almost surely, 212594870851 is an apocalyptic number.
12594870851 is a deficient number, since it is larger than the sum of its proper divisors (1).
12594870851 is an equidigital number, since it uses as much as digits as its factorization.
12594870851 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 806400, while the sum is 50.
The spelling of 12594870851 in words is "twelve billion, five hundred ninety-four million, eight hundred seventy thousand, eight hundred fifty-one".
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